From bd973f0bbccc24be264e730ec534f9158c585a43 Mon Sep 17 00:00:00 2001
From: Benjamin Michaelis <git@relay.benjamin.michaelis.net>
Date: Mon, 31 Mar 2025 20:44:43 -0500
Subject: [PATCH] Move 2.09 -> 2.20

---
 ...ing02.09.CaseInsensitiveComparisonOfTwoStrings.Tests.cs} | 6 +++---
 ...10.DisplayingASingleQuoteUsingAnEscapeSequence.Tests.cs} | 4 ++--
 ...02.11.UsingUnicodeEncodingToDisplayASmileyFace.Tests.cs} | 6 +++---
 ...02.12.UsingTheNewlineCharacterToInsertANewline.Tests.cs} | 6 +++---
 ...DisplayingATriangleUsingAVerbatimStringLiteral.Tests.cs} | 6 +++---
 ...5.Tests.cs => Listing02.14.StringInterpolation.Tests.cs} | 2 +-
 ...Listing02.15.NewLinesWithinStringInterpolation.Tests.cs} | 2 +-
 ...02.16.CombiningStringLiteralsWithInterpolation.Tests.cs} | 2 +-
 ....cs => Listing02.17.SingleLineRawStringLiteral.Tests.cs} | 2 +-
 ...Listing02.18.RawStringLiteralWithInterpolation.Tests.cs} | 2 +-
 ....19.DisplayingMobiusStripUsingRawStringLiteral.Tests.cs} | 2 +-
 ....09.Tests.cs => Listing02.20.UsingStringFormat.Tests.cs} | 4 ++--
 src/Chapter02/Listing02.01.SpecifyingLiteralValues.cs       | 2 +-
 src/Chapter02/Listing02.03.SpecifyingALiteralDecimal.cs     | 2 +-
 src/Chapter02/Listing02.04.UsingTheDigitSeparator.cs        | 2 +-
 src/Chapter02/Listing02.05.ExponentialNotation.cs           | 2 +-
 src/Chapter02/Listing02.06.HexadecimalLiteralValue.cs       | 2 +-
 src/Chapter02/Listing02.07.BinaryLiteralValue.cs            | 2 +-
 .../Listing02.08.ExamplesOfAHexadecimalFormatSpecifier.cs   | 2 +-
 ...> Listing02.09.CaseInsensitiveComparisonOfTwoStrings.cs} | 2 +-
 ...ing02.10.DisplayingASingleQuoteUsingAnEscapeSequence.cs} | 2 +-
 ...isting02.11.UsingUnicodeEncodingToDisplayASmileyFace.cs} | 4 ++--
 ...isting02.12.UsingTheNewlineCharacterToInsertANewline.cs} | 4 ++--
 ...02.13.DisplayingATriangleUsingAVerbatimStringLiteral.cs} | 4 ++--
 ...Interpolation.cs => Listing02.14.StringInterpolation.cs} | 4 ++--
 ...cs => Listing02.15.NewLinesWithinStringInterpolation.cs} | 4 ++--
 ...isting02.16.CombiningStringLiteralsWithInterpolation.cs} | 4 ++--
 ...iteral.cs => Listing02.17.SingleLineRawStringLiteral.cs} | 2 +-
 ...cs => Listing02.18.RawStringLiteralWithInterpolation.cs} | 2 +-
 ...ting02.19.DisplayingMobiusStripUsingRawStringLiteral.cs} | 4 ++--
 ...ingStringFormat.cs => Listing02.20.UsingStringFormat.cs} | 4 ++--
 src/Chapter02/Listing02.22.UsingStringsLengthMember.cs      | 2 +-
 src/Chapter02/Listing02.24.WorkingWithStrings.cs            | 2 +-
 33 files changed, 51 insertions(+), 51 deletions(-)
 rename src/Chapter02.Tests/{Listing02.10.Tests.cs => Listing02.09.CaseInsensitiveComparisonOfTwoStrings.Tests.cs} (94%)
 rename src/Chapter02.Tests/{Listing02.11.Tests.cs => Listing02.10.DisplayingASingleQuoteUsingAnEscapeSequence.Tests.cs} (94%)
 rename src/Chapter02.Tests/{Listing02.12.Tests.cs => Listing02.11.UsingUnicodeEncodingToDisplayASmileyFace.Tests.cs} (93%)
 rename src/Chapter02.Tests/{Listing02.13.Tests.cs => Listing02.12.UsingTheNewlineCharacterToInsertANewline.Tests.cs} (86%)
 rename src/Chapter02.Tests/{Listing02.14.Tests.cs => Listing02.13.DisplayingATriangleUsingAVerbatimStringLiteral.Tests.cs} (95%)
 rename src/Chapter02.Tests/{Listing02.15.Tests.cs => Listing02.14.StringInterpolation.Tests.cs} (96%)
 rename src/Chapter02.Tests/{Listing02.16.Tests.cs => Listing02.15.NewLinesWithinStringInterpolation.Tests.cs} (97%)
 rename src/Chapter02.Tests/{Listing02.17.Tests.cs => Listing02.16.CombiningStringLiteralsWithInterpolation.Tests.cs} (97%)
 rename src/Chapter02.Tests/{Listing02.18.Tests.cs => Listing02.17.SingleLineRawStringLiteral.Tests.cs} (95%)
 rename src/Chapter02.Tests/{Listing02.19.Tests.cs => Listing02.18.RawStringLiteralWithInterpolation.Tests.cs} (97%)
 rename src/Chapter02.Tests/{Listing02.20.Tests.cs => Listing02.19.DisplayingMobiusStripUsingRawStringLiteral.Tests.cs} (97%)
 rename src/Chapter02.Tests/{Listing02.09.Tests.cs => Listing02.20.UsingStringFormat.Tests.cs} (97%)
 rename src/Chapter02/{Listing02.10.CaseInsensitiveComparisonOfTwoStrings.cs => Listing02.09.CaseInsensitiveComparisonOfTwoStrings.cs} (98%)
 rename src/Chapter02/{Listing02.11.DisplayingASingleQuoteUsingAnEscapeSequence.cs => Listing02.10.DisplayingASingleQuoteUsingAnEscapeSequence.cs} (95%)
 rename src/Chapter02/{Listing02.12.UsingUnicodeEncodingToDisplayASmileyFace.cs => Listing02.11.UsingUnicodeEncodingToDisplayASmileyFace.cs} (95%)
 rename src/Chapter02/{Listing02.13.UsingTheNewlineCharacterToInsertANewline.cs => Listing02.12.UsingTheNewlineCharacterToInsertANewline.cs} (96%)
 rename src/Chapter02/{Listing02.14.DisplayingATriangleUsingAVerbatimStringLiteral.cs => Listing02.13.DisplayingATriangleUsingAVerbatimStringLiteral.cs} (96%)
 rename src/Chapter02/{Listing02.15.StringInterpolation.cs => Listing02.14.StringInterpolation.cs} (84%)
 rename src/Chapter02/{Listing02.16.NewLinesWithinStringInterpolation.cs => Listing02.15.NewLinesWithinStringInterpolation.cs} (86%)
 rename src/Chapter02/{Listing02.17.CombiningStringLiteralsWithInterpolation.cs => Listing02.16.CombiningStringLiteralsWithInterpolation.cs} (84%)
 rename src/Chapter02/{Listing02.18.SingleLineRawStringLiteral.cs => Listing02.17.SingleLineRawStringLiteral.cs} (73%)
 rename src/Chapter02/{Listing02.19.RawStringLiteralWithInterpolation.cs => Listing02.18.RawStringLiteralWithInterpolation.cs} (85%)
 rename src/Chapter02/{Listing02.20.DisplayingMobiusStripUsingRawStringLiteral.cs => Listing02.19.DisplayingMobiusStripUsingRawStringLiteral.cs} (98%)
 rename src/Chapter02/{Listing02.09.UsingStringFormat.cs => Listing02.20.UsingStringFormat.cs} (98%)

diff --git a/src/Chapter02.Tests/Listing02.10.Tests.cs b/src/Chapter02.Tests/Listing02.09.CaseInsensitiveComparisonOfTwoStrings.Tests.cs
similarity index 94%
rename from src/Chapter02.Tests/Listing02.10.Tests.cs
rename to src/Chapter02.Tests/Listing02.09.CaseInsensitiveComparisonOfTwoStrings.Tests.cs
index 18a23c869..8b0249e21 100644
--- a/src/Chapter02.Tests/Listing02.10.Tests.cs
+++ b/src/Chapter02.Tests/Listing02.09.CaseInsensitiveComparisonOfTwoStrings.Tests.cs
@@ -1,5 +1,5 @@
-
-namespace AddisonWesley.Michaelis.EssentialCSharp.Chapter02.Listing02_10.Tests;
+
+namespace AddisonWesley.Michaelis.EssentialCSharp.Chapter02.Listing02_09.Tests;
 
 [TestClass]
 public class Comparison
@@ -12,4 +12,4 @@ public void Main_WriteBooleanStatements()
         IntelliTect.TestTools.Console.ConsoleAssert.Expect(
             expected, Program.Main);
     }
-}
\ No newline at end of file
+}
diff --git a/src/Chapter02.Tests/Listing02.11.Tests.cs b/src/Chapter02.Tests/Listing02.10.DisplayingASingleQuoteUsingAnEscapeSequence.Tests.cs
similarity index 94%
rename from src/Chapter02.Tests/Listing02.11.Tests.cs
rename to src/Chapter02.Tests/Listing02.10.DisplayingASingleQuoteUsingAnEscapeSequence.Tests.cs
index 25dd364be..37bbcbdf9 100644
--- a/src/Chapter02.Tests/Listing02.11.Tests.cs
+++ b/src/Chapter02.Tests/Listing02.10.DisplayingASingleQuoteUsingAnEscapeSequence.Tests.cs
@@ -1,5 +1,5 @@
 
-namespace AddisonWesley.Michaelis.EssentialCSharp.Chapter02.Listing02_11.Tests;
+namespace AddisonWesley.Michaelis.EssentialCSharp.Chapter02.Listing02_10.Tests;
 
 [TestClass]
 public class SingleQuoteTests
@@ -13,4 +13,4 @@ public void Main_WriteSingleQuote()
         IntelliTect.TestTools.Console.ConsoleAssert.Expect(
             expected, SingleQuote.Main);
     }
-}
\ No newline at end of file
+}
diff --git a/src/Chapter02.Tests/Listing02.12.Tests.cs b/src/Chapter02.Tests/Listing02.11.UsingUnicodeEncodingToDisplayASmileyFace.Tests.cs
similarity index 93%
rename from src/Chapter02.Tests/Listing02.12.Tests.cs
rename to src/Chapter02.Tests/Listing02.11.UsingUnicodeEncodingToDisplayASmileyFace.Tests.cs
index daf21b7ec..7de5b4f06 100644
--- a/src/Chapter02.Tests/Listing02.12.Tests.cs
+++ b/src/Chapter02.Tests/Listing02.11.UsingUnicodeEncodingToDisplayASmileyFace.Tests.cs
@@ -1,5 +1,5 @@
-
-namespace AddisonWesley.Michaelis.EssentialCSharp.Chapter02.Listing02_12.Tests;
+
+namespace AddisonWesley.Michaelis.EssentialCSharp.Chapter02.Listing02_11.Tests;
 
 [TestClass]
 public class SingleQuoteTests
@@ -13,4 +13,4 @@ public void Main_WriteSmiley()
         IntelliTect.TestTools.Console.ConsoleAssert.Expect(
             expected, SingleQuote.Main);
     }
-}
\ No newline at end of file
+}
diff --git a/src/Chapter02.Tests/Listing02.13.Tests.cs b/src/Chapter02.Tests/Listing02.12.UsingTheNewlineCharacterToInsertANewline.Tests.cs
similarity index 86%
rename from src/Chapter02.Tests/Listing02.13.Tests.cs
rename to src/Chapter02.Tests/Listing02.12.UsingTheNewlineCharacterToInsertANewline.Tests.cs
index 7bee56c7b..d9b12163b 100644
--- a/src/Chapter02.Tests/Listing02.13.Tests.cs
+++ b/src/Chapter02.Tests/Listing02.12.UsingTheNewlineCharacterToInsertANewline.Tests.cs
@@ -1,6 +1,6 @@
-using IntelliTect.TestTools.Console;
+using IntelliTect.TestTools.Console;
 
-namespace AddisonWesley.Michaelis.EssentialCSharp.Chapter02.Listing02_13.Tests;
+namespace AddisonWesley.Michaelis.EssentialCSharp.Chapter02.Listing02_12.Tests;
 
 [TestClass]
 public class DuelOfWitsTests
@@ -12,4 +12,4 @@ public void Main_WriteDizzyQuote()
 
         ConsoleAssert.Expect(expected, (Action)DuelOfWits.Main, NormalizeOptions.None);
     }
-}
\ No newline at end of file
+}
diff --git a/src/Chapter02.Tests/Listing02.14.Tests.cs b/src/Chapter02.Tests/Listing02.13.DisplayingATriangleUsingAVerbatimStringLiteral.Tests.cs
similarity index 95%
rename from src/Chapter02.Tests/Listing02.14.Tests.cs
rename to src/Chapter02.Tests/Listing02.13.DisplayingATriangleUsingAVerbatimStringLiteral.Tests.cs
index f3b674c94..07c49773f 100644
--- a/src/Chapter02.Tests/Listing02.14.Tests.cs
+++ b/src/Chapter02.Tests/Listing02.13.DisplayingATriangleUsingAVerbatimStringLiteral.Tests.cs
@@ -1,5 +1,5 @@
-
-namespace AddisonWesley.Michaelis.EssentialCSharp.Chapter02.Listing02_14.Tests;
+
+namespace AddisonWesley.Michaelis.EssentialCSharp.Chapter02.Listing02_13.Tests;
 
 [TestClass]
 public class TriangleTests
@@ -18,4 +18,4 @@ public void Main_WriteTriangle()
         IntelliTect.TestTools.Console.ConsoleAssert.Expect(
             expected, Triangle.Main);
     }
-}
\ No newline at end of file
+}
diff --git a/src/Chapter02.Tests/Listing02.15.Tests.cs b/src/Chapter02.Tests/Listing02.14.StringInterpolation.Tests.cs
similarity index 96%
rename from src/Chapter02.Tests/Listing02.15.Tests.cs
rename to src/Chapter02.Tests/Listing02.14.StringInterpolation.Tests.cs
index 2afcd1144..3985f8ee9 100644
--- a/src/Chapter02.Tests/Listing02.15.Tests.cs
+++ b/src/Chapter02.Tests/Listing02.14.StringInterpolation.Tests.cs
@@ -1,5 +1,5 @@
 
-namespace AddisonWesley.Michaelis.EssentialCSharp.Chapter02.Listing02_15.Tests;
+namespace AddisonWesley.Michaelis.EssentialCSharp.Chapter02.Listing02_14.Tests;
 
 [TestClass]
 public class InterpolationTests
diff --git a/src/Chapter02.Tests/Listing02.16.Tests.cs b/src/Chapter02.Tests/Listing02.15.NewLinesWithinStringInterpolation.Tests.cs
similarity index 97%
rename from src/Chapter02.Tests/Listing02.16.Tests.cs
rename to src/Chapter02.Tests/Listing02.15.NewLinesWithinStringInterpolation.Tests.cs
index c844af658..890465d9b 100644
--- a/src/Chapter02.Tests/Listing02.16.Tests.cs
+++ b/src/Chapter02.Tests/Listing02.15.NewLinesWithinStringInterpolation.Tests.cs
@@ -1,6 +1,6 @@
 using Microsoft.CodeAnalysis;
 
-namespace AddisonWesley.Michaelis.EssentialCSharp.Chapter02.Listing02_16.Tests;
+namespace AddisonWesley.Michaelis.EssentialCSharp.Chapter02.Listing02_15.Tests;
 
 [TestClass]
 public class NewLineInterpolationTests
diff --git a/src/Chapter02.Tests/Listing02.17.Tests.cs b/src/Chapter02.Tests/Listing02.16.CombiningStringLiteralsWithInterpolation.Tests.cs
similarity index 97%
rename from src/Chapter02.Tests/Listing02.17.Tests.cs
rename to src/Chapter02.Tests/Listing02.16.CombiningStringLiteralsWithInterpolation.Tests.cs
index ac4fb5169..912f27f45 100644
--- a/src/Chapter02.Tests/Listing02.17.Tests.cs
+++ b/src/Chapter02.Tests/Listing02.16.CombiningStringLiteralsWithInterpolation.Tests.cs
@@ -1,6 +1,6 @@
 using Microsoft.CodeAnalysis;
 
-namespace AddisonWesley.Michaelis.EssentialCSharp.Chapter02.Listing02_17.Tests;
+namespace AddisonWesley.Michaelis.EssentialCSharp.Chapter02.Listing02_16.Tests;
 
 [TestClass]
 public class CombiningLiteralsWithInterpolationTests
diff --git a/src/Chapter02.Tests/Listing02.18.Tests.cs b/src/Chapter02.Tests/Listing02.17.SingleLineRawStringLiteral.Tests.cs
similarity index 95%
rename from src/Chapter02.Tests/Listing02.18.Tests.cs
rename to src/Chapter02.Tests/Listing02.17.SingleLineRawStringLiteral.Tests.cs
index 28c8987c2..1929ccb35 100644
--- a/src/Chapter02.Tests/Listing02.18.Tests.cs
+++ b/src/Chapter02.Tests/Listing02.17.SingleLineRawStringLiteral.Tests.cs
@@ -1,5 +1,5 @@
 
-namespace AddisonWesley.Michaelis.EssentialCSharp.Chapter02.Listing02_18.Tests;
+namespace AddisonWesley.Michaelis.EssentialCSharp.Chapter02.Listing02_17.Tests;
 
 [TestClass]
 public class SingleRawLiteralTests
diff --git a/src/Chapter02.Tests/Listing02.19.Tests.cs b/src/Chapter02.Tests/Listing02.18.RawStringLiteralWithInterpolation.Tests.cs
similarity index 97%
rename from src/Chapter02.Tests/Listing02.19.Tests.cs
rename to src/Chapter02.Tests/Listing02.18.RawStringLiteralWithInterpolation.Tests.cs
index bc2d25448..f80495fb1 100644
--- a/src/Chapter02.Tests/Listing02.19.Tests.cs
+++ b/src/Chapter02.Tests/Listing02.18.RawStringLiteralWithInterpolation.Tests.cs
@@ -1,5 +1,5 @@
 
-namespace AddisonWesley.Michaelis.EssentialCSharp.Chapter02.Listing02_19.Tests;
+namespace AddisonWesley.Michaelis.EssentialCSharp.Chapter02.Listing02_18.Tests;
 
 [TestClass]
 public class RawLiteralsWithInterpolationTests
diff --git a/src/Chapter02.Tests/Listing02.20.Tests.cs b/src/Chapter02.Tests/Listing02.19.DisplayingMobiusStripUsingRawStringLiteral.Tests.cs
similarity index 97%
rename from src/Chapter02.Tests/Listing02.20.Tests.cs
rename to src/Chapter02.Tests/Listing02.19.DisplayingMobiusStripUsingRawStringLiteral.Tests.cs
index 3522ec3e2..b68105477 100644
--- a/src/Chapter02.Tests/Listing02.20.Tests.cs
+++ b/src/Chapter02.Tests/Listing02.19.DisplayingMobiusStripUsingRawStringLiteral.Tests.cs
@@ -1,5 +1,5 @@
 
-namespace AddisonWesley.Michaelis.EssentialCSharp.Chapter02.Listing02_20.Tests;
+namespace AddisonWesley.Michaelis.EssentialCSharp.Chapter02.Listing02_19.Tests;
 
 [TestClass]
 public class TriangleTests
diff --git a/src/Chapter02.Tests/Listing02.09.Tests.cs b/src/Chapter02.Tests/Listing02.20.UsingStringFormat.Tests.cs
similarity index 97%
rename from src/Chapter02.Tests/Listing02.09.Tests.cs
rename to src/Chapter02.Tests/Listing02.20.UsingStringFormat.Tests.cs
index fd50eef7a..7f451e47c 100644
--- a/src/Chapter02.Tests/Listing02.09.Tests.cs
+++ b/src/Chapter02.Tests/Listing02.20.UsingStringFormat.Tests.cs
@@ -1,6 +1,6 @@
 using System.Globalization;
 
-namespace AddisonWesley.Michaelis.EssentialCSharp.Chapter02.Listing02_09.Tests;
+namespace AddisonWesley.Michaelis.EssentialCSharp.Chapter02.Listing02_20.Tests;
 
 [TestClass]
 public class ProgramTests
@@ -20,4 +20,4 @@ public void Main_WriteBooleanStatements()
         IntelliTect.TestTools.Console.ConsoleAssert.Expect(
                 expected, Program.Main);
     }
-}
\ No newline at end of file
+}
diff --git a/src/Chapter02/Listing02.01.SpecifyingLiteralValues.cs b/src/Chapter02/Listing02.01.SpecifyingLiteralValues.cs
index 3692e380b..1d056b500 100644
--- a/src/Chapter02/Listing02.01.SpecifyingLiteralValues.cs
+++ b/src/Chapter02/Listing02.01.SpecifyingLiteralValues.cs
@@ -1,4 +1,4 @@
-namespace AddisonWesley.Michaelis.EssentialCSharp.Chapter02.Listing02_01;
+namespace AddisonWesley.Michaelis.EssentialCSharp.Chapter02.Listing02_01;
 
 public class Program
 {
diff --git a/src/Chapter02/Listing02.03.SpecifyingALiteralDecimal.cs b/src/Chapter02/Listing02.03.SpecifyingALiteralDecimal.cs
index 7b4e24cb2..66f2c5b5a 100644
--- a/src/Chapter02/Listing02.03.SpecifyingALiteralDecimal.cs
+++ b/src/Chapter02/Listing02.03.SpecifyingALiteralDecimal.cs
@@ -8,4 +8,4 @@ public static void Main()
         Console.WriteLine(1.6180339887498948M);
         #endregion INCLUDE
     }
-}
\ No newline at end of file
+}
diff --git a/src/Chapter02/Listing02.04.UsingTheDigitSeparator.cs b/src/Chapter02/Listing02.04.UsingTheDigitSeparator.cs
index 6170db866..2e7706411 100644
--- a/src/Chapter02/Listing02.04.UsingTheDigitSeparator.cs
+++ b/src/Chapter02/Listing02.04.UsingTheDigitSeparator.cs
@@ -8,4 +8,4 @@ public static void Main()
         Console.WriteLine(9_814_072_356M);
         #endregion INCLUDE
     }
-}
\ No newline at end of file
+}
diff --git a/src/Chapter02/Listing02.05.ExponentialNotation.cs b/src/Chapter02/Listing02.05.ExponentialNotation.cs
index 271577a66..c013845ab 100644
--- a/src/Chapter02/Listing02.05.ExponentialNotation.cs
+++ b/src/Chapter02/Listing02.05.ExponentialNotation.cs
@@ -8,4 +8,4 @@ public static void Main()
         Console.WriteLine(6.023E23F);
         #endregion INCLUDE
     }
-}
\ No newline at end of file
+}
diff --git a/src/Chapter02/Listing02.06.HexadecimalLiteralValue.cs b/src/Chapter02/Listing02.06.HexadecimalLiteralValue.cs
index bbb914dff..a6658fb16 100644
--- a/src/Chapter02/Listing02.06.HexadecimalLiteralValue.cs
+++ b/src/Chapter02/Listing02.06.HexadecimalLiteralValue.cs
@@ -9,4 +9,4 @@ public static void Main()
         Console.WriteLine(0x002A);
         #endregion INCLUDE
     }
-}
\ No newline at end of file
+}
diff --git a/src/Chapter02/Listing02.07.BinaryLiteralValue.cs b/src/Chapter02/Listing02.07.BinaryLiteralValue.cs
index 84424b895..2b23ec431 100644
--- a/src/Chapter02/Listing02.07.BinaryLiteralValue.cs
+++ b/src/Chapter02/Listing02.07.BinaryLiteralValue.cs
@@ -9,4 +9,4 @@ public static void Main()
         Console.WriteLine(0b101010);
         #endregion INCLUDE
     }
-}
\ No newline at end of file
+}
diff --git a/src/Chapter02/Listing02.08.ExamplesOfAHexadecimalFormatSpecifier.cs b/src/Chapter02/Listing02.08.ExamplesOfAHexadecimalFormatSpecifier.cs
index 4556bb7e1..a24eec804 100644
--- a/src/Chapter02/Listing02.08.ExamplesOfAHexadecimalFormatSpecifier.cs
+++ b/src/Chapter02/Listing02.08.ExamplesOfAHexadecimalFormatSpecifier.cs
@@ -9,4 +9,4 @@ public static void Main()
         Console.WriteLine($"0x{42:X}");
         #endregion INCLUDE
     }
-}
\ No newline at end of file
+}
diff --git a/src/Chapter02/Listing02.10.CaseInsensitiveComparisonOfTwoStrings.cs b/src/Chapter02/Listing02.09.CaseInsensitiveComparisonOfTwoStrings.cs
similarity index 98%
rename from src/Chapter02/Listing02.10.CaseInsensitiveComparisonOfTwoStrings.cs
rename to src/Chapter02/Listing02.09.CaseInsensitiveComparisonOfTwoStrings.cs
index 2b03d16de..4f4a90671 100644
--- a/src/Chapter02/Listing02.10.CaseInsensitiveComparisonOfTwoStrings.cs
+++ b/src/Chapter02/Listing02.09.CaseInsensitiveComparisonOfTwoStrings.cs
@@ -1,4 +1,4 @@
-namespace AddisonWesley.Michaelis.EssentialCSharp.Chapter02.Listing02_10;
+namespace AddisonWesley.Michaelis.EssentialCSharp.Chapter02.Listing02_09;
 
 public class Program
 {
diff --git a/src/Chapter02/Listing02.11.DisplayingASingleQuoteUsingAnEscapeSequence.cs b/src/Chapter02/Listing02.10.DisplayingASingleQuoteUsingAnEscapeSequence.cs
similarity index 95%
rename from src/Chapter02/Listing02.11.DisplayingASingleQuoteUsingAnEscapeSequence.cs
rename to src/Chapter02/Listing02.10.DisplayingASingleQuoteUsingAnEscapeSequence.cs
index 6ab958488..f5c48646d 100644
--- a/src/Chapter02/Listing02.11.DisplayingASingleQuoteUsingAnEscapeSequence.cs
+++ b/src/Chapter02/Listing02.10.DisplayingASingleQuoteUsingAnEscapeSequence.cs
@@ -1,4 +1,4 @@
-namespace AddisonWesley.Michaelis.EssentialCSharp.Chapter02.Listing02_11;
+namespace AddisonWesley.Michaelis.EssentialCSharp.Chapter02.Listing02_10;
 
 #region INCLUDE
 public class SingleQuote
diff --git a/src/Chapter02/Listing02.12.UsingUnicodeEncodingToDisplayASmileyFace.cs b/src/Chapter02/Listing02.11.UsingUnicodeEncodingToDisplayASmileyFace.cs
similarity index 95%
rename from src/Chapter02/Listing02.12.UsingUnicodeEncodingToDisplayASmileyFace.cs
rename to src/Chapter02/Listing02.11.UsingUnicodeEncodingToDisplayASmileyFace.cs
index d0ca3538b..131f3fb89 100644
--- a/src/Chapter02/Listing02.12.UsingUnicodeEncodingToDisplayASmileyFace.cs
+++ b/src/Chapter02/Listing02.11.UsingUnicodeEncodingToDisplayASmileyFace.cs
@@ -1,4 +1,4 @@
-namespace AddisonWesley.Michaelis.EssentialCSharp.Chapter02.Listing02_12;
+namespace AddisonWesley.Michaelis.EssentialCSharp.Chapter02.Listing02_11;
 
 public class SingleQuote
 {
@@ -10,4 +10,4 @@ public static void Main()
         Console.WriteLine('\u0029');
         #endregion INCLUDE
     }
-}
\ No newline at end of file
+}
diff --git a/src/Chapter02/Listing02.13.UsingTheNewlineCharacterToInsertANewline.cs b/src/Chapter02/Listing02.12.UsingTheNewlineCharacterToInsertANewline.cs
similarity index 96%
rename from src/Chapter02/Listing02.13.UsingTheNewlineCharacterToInsertANewline.cs
rename to src/Chapter02/Listing02.12.UsingTheNewlineCharacterToInsertANewline.cs
index 14f1758fe..a3a467353 100644
--- a/src/Chapter02/Listing02.13.UsingTheNewlineCharacterToInsertANewline.cs
+++ b/src/Chapter02/Listing02.12.UsingTheNewlineCharacterToInsertANewline.cs
@@ -1,4 +1,4 @@
-namespace AddisonWesley.Michaelis.EssentialCSharp.Chapter02.Listing02_13;
+namespace AddisonWesley.Michaelis.EssentialCSharp.Chapter02.Listing02_12;
 
 public class DuelOfWits
 {
@@ -10,4 +10,4 @@ public static void Main()
         Console.Write("\n\"Wait 'til I get going!\"\n");
         #endregion INCLUDE
     }
-}
\ No newline at end of file
+}
diff --git a/src/Chapter02/Listing02.14.DisplayingATriangleUsingAVerbatimStringLiteral.cs b/src/Chapter02/Listing02.13.DisplayingATriangleUsingAVerbatimStringLiteral.cs
similarity index 96%
rename from src/Chapter02/Listing02.14.DisplayingATriangleUsingAVerbatimStringLiteral.cs
rename to src/Chapter02/Listing02.13.DisplayingATriangleUsingAVerbatimStringLiteral.cs
index 4ec4eb917..14685b4b5 100644
--- a/src/Chapter02/Listing02.14.DisplayingATriangleUsingAVerbatimStringLiteral.cs
+++ b/src/Chapter02/Listing02.13.DisplayingATriangleUsingAVerbatimStringLiteral.cs
@@ -1,4 +1,4 @@
-namespace AddisonWesley.Michaelis.EssentialCSharp.Chapter02.Listing02_14;
+namespace AddisonWesley.Michaelis.EssentialCSharp.Chapter02.Listing02_13;
 
 public class Triangle
 {
@@ -14,4 +14,4 @@ public static void Main()
 End");
         #endregion INCLUDE
     }
-}
\ No newline at end of file
+}
diff --git a/src/Chapter02/Listing02.15.StringInterpolation.cs b/src/Chapter02/Listing02.14.StringInterpolation.cs
similarity index 84%
rename from src/Chapter02/Listing02.15.StringInterpolation.cs
rename to src/Chapter02/Listing02.14.StringInterpolation.cs
index bcebcb898..09dc240f2 100644
--- a/src/Chapter02/Listing02.15.StringInterpolation.cs
+++ b/src/Chapter02/Listing02.14.StringInterpolation.cs
@@ -1,4 +1,4 @@
-namespace AddisonWesley.Michaelis.EssentialCSharp.Chapter02.Listing02_15;
+namespace AddisonWesley.Michaelis.EssentialCSharp.Chapter02.Listing02_14;
 
 public class Program
 {
@@ -18,4 +18,4 @@ public static void Main()
         Console.WriteLine($"Your full name is {firstName} {lastName}.");
         #endregion INCLUDE
     }
-}
\ No newline at end of file
+}
diff --git a/src/Chapter02/Listing02.16.NewLinesWithinStringInterpolation.cs b/src/Chapter02/Listing02.15.NewLinesWithinStringInterpolation.cs
similarity index 86%
rename from src/Chapter02/Listing02.16.NewLinesWithinStringInterpolation.cs
rename to src/Chapter02/Listing02.15.NewLinesWithinStringInterpolation.cs
index c1015a451..2d4b02884 100644
--- a/src/Chapter02/Listing02.16.NewLinesWithinStringInterpolation.cs
+++ b/src/Chapter02/Listing02.15.NewLinesWithinStringInterpolation.cs
@@ -1,4 +1,4 @@
-namespace AddisonWesley.Michaelis.EssentialCSharp.Chapter02.Listing02_16;
+namespace AddisonWesley.Michaelis.EssentialCSharp.Chapter02.Listing02_15;
 public class Program
 {
     public static void Main()
@@ -21,4 +21,4 @@ public static void Main()
             }");
         #endregion INCLUDE
     }
-}
\ No newline at end of file
+}
diff --git a/src/Chapter02/Listing02.17.CombiningStringLiteralsWithInterpolation.cs b/src/Chapter02/Listing02.16.CombiningStringLiteralsWithInterpolation.cs
similarity index 84%
rename from src/Chapter02/Listing02.17.CombiningStringLiteralsWithInterpolation.cs
rename to src/Chapter02/Listing02.16.CombiningStringLiteralsWithInterpolation.cs
index 2d0f534bc..2bc75efbd 100644
--- a/src/Chapter02/Listing02.17.CombiningStringLiteralsWithInterpolation.cs
+++ b/src/Chapter02/Listing02.16.CombiningStringLiteralsWithInterpolation.cs
@@ -1,4 +1,4 @@
-namespace AddisonWesley.Michaelis.EssentialCSharp.Chapter02.Listing02_17;
+namespace AddisonWesley.Michaelis.EssentialCSharp.Chapter02.Listing02_16;
 
 public class Program
 {
@@ -19,4 +19,4 @@ public static void Main()
 {firstName} {lastName}");
         #endregion INCLUDE
     }
-}
\ No newline at end of file
+}
diff --git a/src/Chapter02/Listing02.18.SingleLineRawStringLiteral.cs b/src/Chapter02/Listing02.17.SingleLineRawStringLiteral.cs
similarity index 73%
rename from src/Chapter02/Listing02.18.SingleLineRawStringLiteral.cs
rename to src/Chapter02/Listing02.17.SingleLineRawStringLiteral.cs
index 3731fa55c..573e8f7ff 100644
--- a/src/Chapter02/Listing02.18.SingleLineRawStringLiteral.cs
+++ b/src/Chapter02/Listing02.17.SingleLineRawStringLiteral.cs
@@ -1,4 +1,4 @@
-namespace AddisonWesley.Michaelis.EssentialCSharp.Chapter02.Listing02_18;
+namespace AddisonWesley.Michaelis.EssentialCSharp.Chapter02.Listing02_17;
 
 public class Program
 {
diff --git a/src/Chapter02/Listing02.19.RawStringLiteralWithInterpolation.cs b/src/Chapter02/Listing02.18.RawStringLiteralWithInterpolation.cs
similarity index 85%
rename from src/Chapter02/Listing02.19.RawStringLiteralWithInterpolation.cs
rename to src/Chapter02/Listing02.18.RawStringLiteralWithInterpolation.cs
index 07d9af8a6..f78b95bcc 100644
--- a/src/Chapter02/Listing02.19.RawStringLiteralWithInterpolation.cs
+++ b/src/Chapter02/Listing02.18.RawStringLiteralWithInterpolation.cs
@@ -1,4 +1,4 @@
-namespace AddisonWesley.Michaelis.EssentialCSharp.Chapter02.Listing02_19;
+namespace AddisonWesley.Michaelis.EssentialCSharp.Chapter02.Listing02_18;
 public class Program
 {
     public static void Main()
diff --git a/src/Chapter02/Listing02.20.DisplayingMobiusStripUsingRawStringLiteral.cs b/src/Chapter02/Listing02.19.DisplayingMobiusStripUsingRawStringLiteral.cs
similarity index 98%
rename from src/Chapter02/Listing02.20.DisplayingMobiusStripUsingRawStringLiteral.cs
rename to src/Chapter02/Listing02.19.DisplayingMobiusStripUsingRawStringLiteral.cs
index b5d8aad32..f9a8d802b 100644
--- a/src/Chapter02/Listing02.20.DisplayingMobiusStripUsingRawStringLiteral.cs
+++ b/src/Chapter02/Listing02.19.DisplayingMobiusStripUsingRawStringLiteral.cs
@@ -1,4 +1,4 @@
-namespace AddisonWesley.Michaelis.EssentialCSharp.Chapter02.Listing02_20;
+namespace AddisonWesley.Michaelis.EssentialCSharp.Chapter02.Listing02_19;
 public class Triangle
 {
     public static void Main()
@@ -26,4 +26,4 @@ public static void Main()
                 """);
         #endregion INCLUDE
     }
-}
\ No newline at end of file
+}
diff --git a/src/Chapter02/Listing02.09.UsingStringFormat.cs b/src/Chapter02/Listing02.20.UsingStringFormat.cs
similarity index 98%
rename from src/Chapter02/Listing02.09.UsingStringFormat.cs
rename to src/Chapter02/Listing02.20.UsingStringFormat.cs
index 9a7feaad0..9c3a27238 100644
--- a/src/Chapter02/Listing02.09.UsingStringFormat.cs
+++ b/src/Chapter02/Listing02.20.UsingStringFormat.cs
@@ -1,4 +1,4 @@
-namespace AddisonWesley.Michaelis.EssentialCSharp.Chapter02.Listing02_09;
+namespace AddisonWesley.Michaelis.EssentialCSharp.Chapter02.Listing02_20;
 
 using System;
 using System.Globalization;
@@ -33,4 +33,4 @@ public static void Main()
         // ...
         #endregion INCLUDE
     }
-}
\ No newline at end of file
+}
diff --git a/src/Chapter02/Listing02.22.UsingStringsLengthMember.cs b/src/Chapter02/Listing02.22.UsingStringsLengthMember.cs
index ef5e82ede..d6197e901 100644
--- a/src/Chapter02/Listing02.22.UsingStringsLengthMember.cs
+++ b/src/Chapter02/Listing02.22.UsingStringsLengthMember.cs
@@ -16,4 +16,4 @@ public static void Main()
         #endregion HIGHLIGHT
     }
 }
-#endregion INCLUDE
\ No newline at end of file
+#endregion INCLUDE
diff --git a/src/Chapter02/Listing02.24.WorkingWithStrings.cs b/src/Chapter02/Listing02.24.WorkingWithStrings.cs
index 01ac80ce7..e93aec866 100644
--- a/src/Chapter02/Listing02.24.WorkingWithStrings.cs
+++ b/src/Chapter02/Listing02.24.WorkingWithStrings.cs
@@ -17,4 +17,4 @@ public static void Main()
         Console.WriteLine(uppercase);
     }
 }
-#endregion INCLUDE
\ No newline at end of file
+#endregion INCLUDE